'use strict';
function Entity() {
    this.x = 0;
    this.y = 10;
}

Object.defineProperties(Entity.prototype, {
    draw: {
        value: function() {
            console.log(this.x + ': ' + this.y);
        },
        writable: false,
        enumerable: false,
        configurable: false,
    }
});